208036072

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 425952000

約数和(自身を除く): 217915928

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 79, 134, 136, 158, 268, 289, 316, 536, 578, 632, 1139, 1156, 1343, 2278, 2312, 2686, 4556, 4913, 5293, 5372, 9112, 9826, 10586, 10744, 19363, 19652, 21172, 22831, 38726, 39304, 42344, 45662, 77452, 89981, 91324, 154904, 179962, 182648, 329171, 359924, 388127, 658342, 719848, 776254, 1316684, 1529677, 1552508, 2633368, 3059354, 3105016, 6118708, 12237416, 26004509, 52009018, 104018036, 208036072]

約数ペア:

[(1, 208036072), (2, 104018036), (4, 52009018), (8, 26004509), (17, 12237416), (34, 6118708), (67, 3105016), (68, 3059354), (79, 2633368), (134, 1552508), (136, 1529677), (158, 1316684), (268, 776254), (289, 719848), (316, 658342), (536, 388127), (578, 359924), (632, 329171), (1139, 182648), (1156, 179962), (1343, 154904), (2278, 91324), (2312, 89981), (2686, 77452), (4556, 45662), (4913, 42344), (5293, 39304), (5372, 38726), (9112, 22831), (9826, 21172), (10586, 19652), (10744, 19363)]